---
id: api-intro
title: Developer APIs
description: Explore iGrant.io developer APIs for OpenID4VC credential issuance and verification, consent management, and digital wallet integration.
keywords: [developer API, OpenID4VC, OpenID4VCI, OpenID4VP, credential issuance, credential verification, consent management, digital wallet, EUDI Wallet]
hide_title: true
sidebar_label: Overview
slug: /developer-apis/
---

> **Build this with an AI coding agent.** Install the iGrant.io Agent Skills, then ask your agent to build the integration:
>
> ```bash
> npx skills add L3-iGrant/skills
> ```


import NoteBox from '@site/src/components/NoteBox';
import Cards from '@site/src/components/Card';

<NoteBox title="Ready to integrate?" variant="tip">
Get your API keys from <a href="/docs/developer-apis/get-started/">Get API Keys</a>, or start with the <a href="/docs/get-started/">Get Started guide</a> for step-by-step tutorials.
<br />
<strong>Prefer to build with AI?</strong> Install the iGrant.io Agent Skills with <code>npx skills add L3-iGrant/skills</code> and your AI coding agent (Claude Code, Cursor, Codex, GitHub Copilot, or any SKILL.md agent) can build these API integrations for you. See <a href="/docs/agent-skills/">Build with AI Agents</a>.
</NoteBox>

iGrant.io provides comprehensive APIs for building on the European Digital Identity (EUDI) Wallet and European Business Wallet ecosystem. Our APIs cover credential issuance and verification using OpenID4VC (OpenID4VCI and OpenID4VP), consent management, extensions, and data marketplace integration.

<Cards />